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- PW402 S2
- Power Supply Module
- Japan
- 258 × 142 × 74 mm
- 1.5kg
- Xiamen, China
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Portable Power Measurement Instrument – Model PW402 S2 Technical Profile
1. Product Overview
PW402 S2 is a high-precision portable power measurement instrument designed for advanced industrial electrical diagnostics, power quality analysis, and multi-channel energy monitoring.
It is built for professional engineers who need stable measurement performance in complex electrical environments with fluctuating loads, harmonic distortion, and transient disturbances. The instrument supports real-time measurement of voltage, current, active power, reactive power, apparent power, frequency, power factor, energy accumulation, and waveform behavior.
The “S2” configuration generally represents a streamlined enhanced version within the PW402 platform, balancing portability and advanced functionality. It typically offers optimized channel configuration, stable data logging, and improved measurement efficiency while maintaining a compact form factor.
PW402 S2 is suitable for field engineers who require reliable performance without the full complexity of higher-tier multi-channel configurations.
2. Product Category and Series Positioning
- Product Type: Advanced Portable Power Analyzer
- Series: PW Portable Power Measurement Series
- Configuration Level: S2 optimized enhanced package
- Application Level: Industrial electrical diagnostics and energy monitoring
PW402 S2 is positioned as a mid-to-high configuration within the PW402 platform, offering a balance between advanced measurement capability and operational simplicity.
3. Brand Information
- Brand Category: Industrial electrical measurement and test instrumentation manufacturer
- Product Segment: Professional portable power quality and energy analysis tools
- Application Field: Industrial maintenance, energy auditing, electrical engineering diagnostics
The PW series is widely used in industrial environments requiring stable and repeatable measurement results under demanding field conditions.
4. Product Parameters (Detailed Specification Table)
| Parameter | Specification |
|---|---|
| Model | PW402 S2 |
| Configuration | S2 optimized enhanced package |
| Measurement Type | Advanced portable power analyzer |
| System Support | Single-phase / extended multi-phase measurement |
| Voltage Range | 0 – 1000 V AC |
| Current Range | 0.01 – 80 A (sensor dependent) |
| Frequency Range | 40 – 70 Hz |
| Power Measurement | Active / Reactive / Apparent Power |
| Energy Function | Real-time + cumulative energy calculation |
| Harmonic Analysis | Standard + enhanced harmonic detection |
| Power Quality Functions | Waveform monitoring + basic distortion analysis |
| Accuracy Class | ±0.2% typical |
| Sampling System | High-speed synchronized digital sampling |
| Display | Multi-line LCD interface |
| Data Storage | Internal memory logging system |
| Communication Interface | External data export support |
| Input Channels | Limited multi-channel (S2 configuration) |
| Power Supply | Rechargeable battery + AC adapter |
| Operating Temperature | -10°C to 55°C |
| Storage Temperature | -20°C to 70°C |
| Humidity Range | 10% – 85% non-condensing |
| Housing Material | Reinforced industrial polymer housing |
| Protection Level | Industrial dust and vibration resistance |
| Dimensions (mm) | 258 × 142 × 74 mm |
| Weight (kg) | Approx. 1.50 kg |
5. Product Applications
PW402 S2 is designed for industrial environments where reliable electrical measurement and simplified advanced analysis are required.
Typical applications include:
- Industrial power distribution system inspection
- Manufacturing facility energy consumption monitoring
- Motor drive system performance evaluation
- HVAC electrical load testing and optimization
- Electrical panel commissioning and verification
- Renewable energy system output monitoring
- Field troubleshooting of industrial electrical systems
- Power quality evaluation in medium-complexity networks
- Long-term energy usage tracking in industrial facilities
The S2 configuration is particularly suitable for engineers who require advanced measurement capability without full multi-channel complexity.
6. Product Advantages
PW402 S2 provides a balanced combination of portability, accuracy, and functional capability.
Key advantages include:
- Optimized S2 configuration for simplified advanced measurement
- Stable performance under industrial electrical noise conditions
- High accuracy suitable for engineering diagnostics
- Compact structure for easier field operation
- Fast response for transient electrical events
- Reliable harmonic detection capability
- Efficient data storage for medium-duration logging
- Reduced operational complexity compared to higher-tier models
It is well suited for field engineers who need reliable performance with simplified workflow.
7. Related Models (Same Series or Closely Associated)
The following models belong to the PW portable measurement platform or closely related configurations.
PW Series Related Models Table
| Model | Function Level | Application Scope | Voltage Range | Current Range | Accuracy | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| PW350 | Premium | Harmonic + system analysis | 0–1200 V | 0.05–100 A | ±0.2% | 270 × 150 × 75 | 1.60 |
| PW400 | Advanced | Multi-channel diagnostics | 0–1000 V | 0.01–80 A | ±0.2% | 255 × 138 × 70 | 1.30 |
| PW402 | High-end | Advanced industrial analysis | 0–1000 V | 0.01–100 A | ±0.15–0.2% | 270 × 150 × 78 | 1.60 |
| PW402 S2 | Optimized enhanced | Balanced field diagnostics | 0–1000 V | 0.01–80 A | ±0.2% | 258 × 142 × 74 | 1.50 |
| PW430 | Flagship portable | Full waveform + harmonic analysis | 0–1200 V | 0.05–120 A | ±0.15% | 285 × 160 × 82 | 1.85 |
8. Related Popular Models (Same Manufacturer Category)
The following instruments are widely used in industrial testing, laboratory analysis, and advanced electrical system diagnostics.
Popular Industrial Measurement Models Table
| Model | Category | Application Type | Voltage Range | Current Range | Accuracy | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| WT310 | Precision meter | Basic electrical measurement | 0–600 V | 0.01–20 A | ±0.1% | 220 × 150 × 80 | 1.80 |
| WT330 | Power analyzer | Harmonic waveform analysis | 0–1000 V | 0.01–50 A | ±0.1% | 250 × 170 × 90 | 2.40 |
| WT500 | Multi-channel analyzer | System energy analysis | 0–1000 V | 0.01–100 A | ±0.05% | 320 × 220 × 120 | 5.20 |
| WT1800 | Precision analyzer | Laboratory-grade testing | 0–1000 V | 0.01–100 A | ±0.03% | 350 × 250 × 130 | 6.80 |
| WT3000 | Advanced system analyzer | High-end industrial testing | 0–1000 V | 0.01–200 A | ±0.02% | 420 × 300 × 150 | 9.50 |
9. Summary
PW402 S2 is a balanced advanced portable power measurement instrument designed for industrial environments requiring reliable accuracy, simplified operation, and stable electrical diagnostics.
It provides an optimized configuration between standard and high-end models, making it suitable for engineers who need professional-grade measurement capability without full multi-channel complexity.
Within the same product family, higher-tier models offer expanded harmonic analysis and multi-channel functionality, while lower-tier versions focus on basic field diagnostics and simplified measurement tasks.